NULL pointer dereference in Libtiff
CVE-2022-0562
Null source pointer passed as an argument to memcpy() function within TIFFReadDirectory() in tif_dirread.c in libtiff versions from 4.0 to 4.3.0 could lead to Denial of Service via crafted TIFF file. For users that compile libtiff from sources, a fix is available with commit 561599c.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.013 (68.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000
Affected products
- Libtiff — versions >=4.0, <=4.3.0
- NetApp Ontap Select Deploy Administration Utility
- Debian Linux — versions 9.0, 10.0, 11.0
- Fedoraproject Fedora — versions 35
Weakness classification (CWE)
References
- gitlab.com/libtiff/libtiff/-/issues/362 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- gitlab.com/gitlab-org/build/omnibus-mirror/libtiff/-/commit/561599c99f987dc32ae… (Patch, Third Party Advisory)
- gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-0562.json (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.debian.org/debian-lts-announce/2022/03/msg00001.html (mailing-list, Mailing List, Third Party Advisory)
- security.netapp.com/advisory/ntap-20220318-0001/ (Third Party Advisory)
- www.debian.org/security/2022/dsa-5108 (vendor-advisory, Third Party Advisory)
- security.gentoo.org/glsa/202210-10 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-0562?
- CVE-2022-0562 is a medium-severity vulnerability in Libtiff, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2022-02-11.
- How severe is CVE-2022-0562?
- Medium severity. CVSS v3 base score is 5.5 out of 10.